One of the world’s most dazzling amphibians is under threat from unregulated photography trips, scientists have warned, after an entire group went missing from their rainforest home. The galaxy frog, ...

Glass frogs do not live a life of modesty. With their semitransparent skin—green on the back, clear on the belly—the tree-dwelling, gummy-bear-size amphibians, which are native to the tropics of ...